This article is only applicable to https://ASOeShop.com
1. Try to delete and re-add your app. It may NOT update immediately.
2. If it does NOT update immediatly, it will be updated when you create campaigns.
Please give couple of hours to the app/campaign to see updated app details because google play it self take time to reflect the same.
Note: App details are updated when you create campaigns for it, in the process, it will be updated!